/* Le diagnostic de maturité sur le .com (15/10/2026) — au design du site, sombre.
   30/10/2026 : sans menu ni pied de page (le logo seul), un écran d'accueil, les étapes, une carte par question. */
body[data-diag]{background:#000 radial-gradient(900px 420px at 50% -120px,rgba(33,139,255,.16),transparent 70%) no-repeat}
.diag-barre{position:sticky;top:0;z-index:20;height:76px;display:flex;align-items:center;justify-content:space-between;padding:0 32px;background:rgba(0,0,0,.78);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid #1b1b1d}
.diag-logo{width:176px;height:52px;object-fit:contain}
.diag-compteur{font-size:13px;color:var(--muted);letter-spacing:.02em}
.diag-ligne{position:sticky;top:76px;z-index:20;height:3px;background:#141417}
.diag-ligne span{display:block;height:100%;width:0;background:var(--blue);box-shadow:0 0 14px rgba(33,139,255,.7);transition:width .5s cubic-bezier(.2,.8,.2,1)}

.diag{max-width:780px;margin:0 auto;padding:56px 20px 120px}
.diag-accueil,.diag-page{animation:diag-entre .45s cubic-bezier(.2,.8,.2,1)}
@keyframes diag-entre{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

/* l'en-tête de l'étape 1 (plus d'écran d'accueil depuis le 30/10) */
.diag-tete{text-align:center;margin:0 0 54px}
.diag-tete h1{font-size:clamp(32px,5vw,52px);line-height:1.08;letter-spacing:-.05em;margin:0 auto 22px;max-width:680px}
.diag-tete h1 span{color:#8e8e96}
.diag-tete .diag-infos{margin:0}
/* l'accueil */
.diag-accueil{text-align:center;padding-top:28px}
.diag-pastille{display:inline-block;margin:0 0 26px;padding:8px 16px;border:1px solid #2a3b52;border-radius:30px;background:rgba(33,139,255,.08);color:#82b8f9;font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase}
.diag-accueil h1{font-size:clamp(38px,6vw,64px);line-height:1.06;letter-spacing:-.05em;margin:0 auto 24px;max-width:700px}
.diag-accueil h1 span{color:#8e8e96}
.diag-chapeau{font-size:19px;line-height:1.6;color:#a9a9af;max-width:600px;margin:0 auto 44px}
.diag-niveaux{list-style:none;padding:0;margin:0 auto 34px;display:grid;grid-template-columns:repeat(6,1fr);gap:8px;max-width:720px}
.diag-niveaux li{background:#111114;border:1px solid #232328;border-radius:16px;padding:16px 6px 14px;display:flex;flex-direction:column;align-items:center;gap:8px}
.diag-niveaux b{font-size:26px;letter-spacing:-.03em;color:#f5f5f7}
.diag-niveaux span{font-size:12px;color:#94949b}
.diag-niveaux li:nth-child(1){opacity:.55}.diag-niveaux li:nth-child(2){opacity:.65}.diag-niveaux li:nth-child(3){opacity:.75}.diag-niveaux li:nth-child(4){opacity:.85}.diag-niveaux li:nth-child(5){opacity:.93}
.diag-infos{display:flex;justify-content:center;flex-wrap:wrap;gap:10px 28px;font-size:14px;color:#b9b9c0;margin:0 0 40px}
.diag-infos span:before{content:"";display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--blue);margin-right:10px;vertical-align:middle}
.diag-go{font-size:17px;padding:20px 30px;border:0;cursor:pointer;box-shadow:0 12px 40px rgba(33,139,255,.28)}

/* les étapes */
.diag-etapes{list-style:none;padding:0;margin:0 0 48px;display:grid;grid-template-columns:repeat(8,1fr);gap:6px}
.diag-etapes li{display:flex;flex-direction:column;gap:9px;min-width:0}
.diag-etapes i{display:block;height:4px;border-radius:4px;background:#232328;transition:background .3s}
.diag-etapes span{font-size:11px;color:#5f5f67;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;letter-spacing:.01em}
.diag-etapes .fait i{background:#2a5f9e}.diag-etapes .fait span{color:#8e8e96}
.diag-etapes .ici i{background:var(--blue);box-shadow:0 0 10px rgba(33,139,255,.6)}.diag-etapes .ici span{color:#f5f5f7;font-weight:600}

.diag-etiquette{font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:#82b8f9;margin:0 0 14px}
.diag h2{font-size:clamp(34px,5vw,52px);line-height:1.08;letter-spacing:-.045em;margin:0 0 40px}
.diag-intro{color:#aaaab2;font-size:17px;line-height:1.6;margin:0 0 36px}

/* une carte par question */
.diag-q{position:relative;margin:0 0 22px;padding:30px 30px 24px;border:1px solid #232328;border-radius:24px;background:linear-gradient(180deg,#121215,#0d0d10);transition:border-color .25s}
.diag-q.repondu{border-color:#22344a}
.diag-num{display:block;font-size:12px;color:#6f6f78;letter-spacing:.08em;margin-bottom:12px}
.diag-q legend{float:left;width:100%;padding:0}
.diag-q legend,.diag-q label.diag-titre{display:block;font-size:20px;font-weight:600;line-height:1.4;letter-spacing:-.01em;margin-bottom:20px;color:var(--text)}
.diag-q legend+*{clear:both}
.diag-q .req{color:#ff6b6b;margin-left:4px}
.diag-opt{display:flex;gap:14px;align-items:center;padding:15px 16px;border:1px solid #2a2a30;border-radius:14px;margin-bottom:10px;cursor:pointer;font-size:16px;line-height:1.5;color:#d4d4d8;background:#0a0a0c;transition:border-color .15s,background .15s,transform .15s}
.diag-opt:hover{border-color:#4a4a55;background:#141418}
.diag-opt:active{transform:scale(.995)}
.diag-opt input{position:absolute;opacity:0;pointer-events:none}
.diag-opt .lettre{flex:0 0 30px;height:30px;border:1px solid #3e3e47;border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:600;color:#a1a1aa;transition:all .15s}
.diag-opt:has(input:checked){border-color:var(--blue);background:rgba(33,139,255,.12);color:#fff}
.diag-opt:has(input:checked) .lettre{background:var(--blue);border-color:var(--blue);color:#fff;box-shadow:0 0 12px rgba(33,139,255,.5)}
.diag-opt:has(input:focus-visible){outline:2px solid var(--blue);outline-offset:2px}
.diag input[type=text],.diag input[type=email],.diag textarea{width:100%;box-sizing:border-box;background:#0a0a0c;border:1px solid #2a2a30;border-radius:14px;color:#fff;font:inherit;font-size:16px;padding:16px 18px;transition:border-color .15s,box-shadow .15s}
.diag textarea{min-height:120px;resize:vertical;line-height:1.5}
.diag input:focus,.diag textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 4px rgba(33,139,255,.15)}
.diag-erreur{color:#ff6b6b;font-size:14px;margin:10px 0 0;display:none}
.diag-q.invalide{border-color:#5a2a2e}
.diag-q.invalide .diag-erreur{display:block}

.diag-actions{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:34px}
.diag-actions .retour{background:none;border:1px solid #2f2f36;color:#b9b9c0;border-radius:30px;padding:16px 22px;font:inherit;font-size:15px;cursor:pointer;transition:border-color .15s,color .15s}
.diag-actions .retour:hover{border-color:#55555f;color:#fff}
.diag-actions .button{border:0;cursor:pointer;font:inherit;font-weight:600;margin-left:auto;box-shadow:0 10px 30px rgba(33,139,255,.22)}
.diag-actions .button[disabled]{opacity:.6;cursor:wait}

@media (max-width:700px){
  .diag-barre{height:64px;padding:0 16px}.diag-logo{width:140px;height:44px}.diag-ligne{top:64px}
  .diag{padding:34px 16px 90px}
  .diag-chapeau{font-size:17px}
  .diag-niveaux{grid-template-columns:repeat(3,1fr)}
  .diag-etapes{gap:4px;margin-bottom:34px}.diag-etapes span{display:none}.diag-etapes .ici span{display:block;position:absolute;top:14px;left:0;font-size:12px;overflow:visible}
  .diag-etapes li{position:relative;padding-bottom:0}.diag-etapes:has(.ici){padding-bottom:22px}
  .diag-q{padding:22px 16px 16px;border-radius:20px}
  .diag-q legend,.diag-q label.diag-titre{font-size:18px}
  .diag-opt{padding:13px 13px;font-size:15px}
  .diag-actions .retour{padding:14px 16px}
}
@media (prefers-reduced-motion:reduce){.diag-accueil,.diag-page{animation:none}}